What are the standards for electrical equipment safety performance testing?

Conforms to the "GB4706" electrical safety standard test requirements, can test items: withstanding voltage, insulation, grounding, leakage, low-voltage start, power.

(1) Dielectrics Withstanding Voltage

Output Voltage: 0-5kV/AC ±3%

Current Measurement Range: 0-40mA/AC ±3%

Current Alarm Range: 0-40mA within any value ±3%

Arc Detection range: 1-10 levels

Voltage ramp-up time: 1-99s continuously adjustable

Testing time: 1-99s continuously adjustable

Output frequency: 50Hz/60Hz two gears

Drive mode: programmable linear amplifier

(2) Insulation resistance test Insulation resistance test

Test voltage: 500V/DC and 1000V DC two ±5%

Measuring range: 0-200MΩ Auto range conversion ±3%

Alarm range: 0-200MΩ any value

Testing time: 1-99s continuously adjustable

(3)Earth continuity test Earth continuity test

Measuring current: 10-25A/AC Constant current ±3%

Measuring range: 0-200 mΩ ( >10A ) ±3%

0-500 mΩ ( ≤10A ) ±3%

Automatic range switching

Alarm range: 0- 500 mΩ any value

Alarm range: 0- 500 mΩ any value

Alarm range: 1-99s continuously adjustable

(3) Ground continuity test

(3) 500 mΩ

Output Voltage: ≤6V

Test Time: 1-99s continuously adjustable

Output Frequency: 50/60Hz two steps

Driving Method: Programmable Linear Amplifier The following (4) (5) (6) and the above side-by-side design

(4) Leakage Current test Current test

Current measurement range: 0-20mA with automatic range switching ±3%

Current alarm range: any value within 0-20mA

Phase switching: automatic

Voltage measurement range: 0-300V ±3%

Output voltage: 0-250V continuously adjustable

Testing time: 1-99s continuous

Testing time: 1-99s continuously adjustable

Output capacity: 1/2/3/5kVA Multiple specifications

(5) Start-up test Start-up test

Measuring current range: 0-20A ±1%

Current alarm upper and lower limits: 0-20A arbitrary value

Measuring voltage range: 0-300V ±1%

Measuring voltage range: 0-300V ±1%

Output voltage: 0-250V

Continuously adjustable test time: 1-99s continuously adjustable

(6) Power testPower test

Power measurement range: 0-6000W ±1%

Power alarm upper and lower limits: 0-6000W arbitrary value

The power of the test is measured by a voltage range of 0-300V. Voltage measurement range: 0-300V ±1%

Output voltage: 0-250V

Continuously adjustable test time: 1-99s

Continuously adjustable output capacity: 1/2/3/5kVA Multiple specifications